Build GIE ffi wrapper using clang with llvm LTO.

Signed-off-by: Tao He <sighingnow@gmail.com>
alibaba · Apr 16, 2021 · fa37867 · fa37867
1 parent 1a6b040
commit fa37867
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Showing 3 changed files with 12 additions and 2 deletions.
diff --git a/interactive_engine/src/executor/Cargo.toml b/interactive_engine/src/executor/Cargo.toml
@@ -13,6 +13,13 @@ members = [
     "Pegasus",
 ]
 
+[build]
+rustflags = [
+    "-C", "linker-plugin-lto",
+    "-C", "linker=clang",
+    "-C", "link-arg=-fuse-ld=lld",
+]
+
 [profile.release]
 opt-level = 3
 debug = true

diff --git a/interactive_engine/src/executor/runtime/build.rs b/interactive_engine/src/executor/runtime/build.rs
@@ -21,6 +21,8 @@ use std::env;
 
 fn main() {
     let dst = Config::new("native")
+        .define("CMAKE_C_COMPILER", "clang")
+        .define("CMAKE_CXX_COMPILER", "clang++")
         .build_target("native_store")
         .build();
 

diff --git a/interactive_engine/src/executor/runtime/native/CMakeLists.txt b/interactive_engine/src/executor/runtime/native/CMakeLists.txt
@@ -34,8 +34,9 @@ macro(install_vineyard_target target)
     )
 endmacro()
 
-SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99")
-SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -Wall -Wno-deprecated-declarations")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -flto=thin -fuse-ld=lld")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -flto=thin -fuse-ld=lld -std=c++14 -Wall -Wno-deprecated-declarations")
+set(CMAKE_LINKER_FLAGS "${CMAKE_LINKER_FLAGS} -Wl,-fuse-ld=lld")
 
 set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
 set(THREADS_PREFER_PTHREAD_FLAG TRUE)